JPS60178021A - Method and device for obtaining bent section of drinking straw made of plastic - Google Patents

Method and device for obtaining bent section of drinking straw made of plastic

Info

Publication number
JPS60178021A
JPS60178021A JP60003129A JP312985A JPS60178021A JP S60178021 A JPS60178021 A JP S60178021A JP 60003129 A JP60003129 A JP 60003129A JP 312985 A JP312985 A JP 312985A JP S60178021 A JPS60178021 A JP S60178021A
Authority
JP
Japan
Prior art keywords
straw
piston pin
piston
parallel
pin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP60003129A
Other languages
Japanese (ja)
Inventor
ドナツテイ、ジノ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of JPS60178021A publication Critical patent/JPS60178021A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/021—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing of profiled articles, e.g. hollow or tubular articles, beams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/22—Corrugating
    • B29C53/30—Corrugating of tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/0003—Moulding articles between moving mould surfaces, e.g. turning surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31D—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSES B31B OR B31C
    • B31D5/00—Multiple-step processes for making three-dimensional articles ; Making three-dimensional articles
    • B31D5/0095—Making drinking straws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
    • B31F1/20—Corrugating; Corrugating combined with laminating to other layers
    • B31F1/205—Corrugating tubes

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 〔発明の技術分野〕 本発明は、全周にわたって互いに平行な−続きの小さな
現状°湛が形成されているプラスチック製の飲用ストロ
−の折シ曲げ部を？Ｑるための方法およびその装置に関
する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a bent portion of a plastic drinking straw in which a series of small contiguous holes are formed parallel to each other along the entire circumference. The present invention relates to a method and apparatus for determining Q.

〔発明の技術的背景とその問題点〕[Technical background of the invention and its problems]

小さな平行環状溝の形成されている折シ曲げ部を有する
ヌトローは、薄条的あるいは機能的な目的から従来よく
知られている。このようなタイプのストロ−は、従来、
手作業あるいは非常に検雑な工業的製作方法により作ら
れている。Nutrows having bent portions in which small parallel annular grooves are formed are well known in the art for thin strip or functional purposes. Conventionally, this type of straw is
It is made by hand or by very elaborate industrial manufacturing methods.

良く知られているように、ストロ−の折り曲げ部は、約
９００のあらゆる方向に、通路部分を損傷することなく
折シ曲げられなくてはならず、従来、次のような方法に
よシ製造されている。As is well known, the bending portion of a straw must be able to be bent in approximately 900 directions without damaging the passage, and conventionally, the bending portion of the straw must be bent in the following manner. has been done.

ａ）互いに平行な−続きの環状溝の形成された部分を有
するピストンピンをストロ−の内側に正確に挿入し、ス
トロ−を位置決めする。a) Positioning the straw by accurately inserting a piston pin with a section formed with continuous annular grooves parallel to each other inside the straw.

ｂ）内面に形状および寸法がピストンピンに形成された
環状溝に完全に合致する互いに平行な複数のリブを有し
、ストロ−を把持することのできる２つの半円形状のジ
ョー（顎形部材）を用いてストロ−を把持する。b) Two semicircular jaws (jaw-shaped members) having on their inner surfaces a plurality of mutually parallel ribs whose shape and dimensions perfectly match the annular groove formed in the piston pin, and which are capable of gripping the straw. ) to grasp the straw.

高い生産性を得るために、多数本のス）ローを、多くの
ピストンピンとジョー装置を備えた大きな回転ドラムの
同族上に配置する。In order to obtain high productivity, a large number of throws are arranged on a family of large rotating drums with many piston pins and jaw devices.

以上簡単に説明した方法においては、高品質の最終製品
ｔ−得るために２つのジョーを回転ちせる必要があり、
この動作のため多くの回転部劇を必要とし、きわめて複
雑でデリケートな機構が用いられる。In the method briefly described above, it is necessary to rotate two jaws in order to obtain a high quality final product.
This movement requires many rotating parts and uses an extremely complex and delicate mechanism.

このような不利な点を取除くためには、従来の折り曲げ
部を有するストロ−の製造方法において、回転部分を機
構から取除くとともに、すべての努力を高生産性を得る
ことに向ける必要がある。In order to eliminate these disadvantages, it is necessary to remove the rotating parts from the mechanism in the traditional folded straw manufacturing method and to direct all efforts to obtaining high productivity. .

〔発明の目的〕[Purpose of the invention]

本発明は従来装置のこのような欠点を解決するためにな
されたものであり、構造が開部でかつ高い生産性を得る
ことのできる、飲用ストロ−の折り曲げ部の製造方法お
よびその装置を提供することを目的とする。The present invention has been made in order to solve these drawbacks of conventional devices, and provides a method and device for manufacturing a folded portion of a drinking straw, which has an open structure and can achieve high productivity. The purpose is to

〔発明の植装〕[Invention planting]

本発明は、従来のジョー装置の作動を、互いに反対側に
負かれた２つの水平な溝バーの直膨方向移動に置き換え
て、ストロ−の折り曲は部を得るようにしたことを特徴
としている。The present invention is characterized in that the operation of the conventional jaw device is replaced with the movement of two horizontal groove bars placed opposite each other in the direction of direct expansion, so that the bending of the straw is achieved. There is.

ストロ−は、互いに平行な小パな環状ｎｑの形成されて
いる領域を有するピストンピンに回転自在に挿通配置０
される。この領域内において、ピストンピンと直交して
配置され、互いに反対方向に直線移動するとともに、ピ
ストンピンの環状構と合致する形状を有する長手方向溝
の形成されている９つ小パーＶＦｈ　−１％、ロー雀邦
ＩＧＧ作田シ８硅λこれらのバーは好適な温度に維持さ
れている。これらのバーはピストンピンとともにストロ
−を回転させることによシ、ピストンに折り曲げ部を形
成する。この方法は、ねじ山の形成されたバーあるいは
ねじ棒を得るために通常用いら−れている回転方法と似
ている。The straw is rotatably inserted into a piston pin having a region formed with a small annular nq parallel to each other.
be done. Within this area, nine small pars VFh -1% are formed, which are arranged orthogonally to the piston pin, move linearly in opposite directions, and are formed with longitudinal grooves having a shape that matches the annular structure of the piston pin; These bars are maintained at a suitable temperature. These bars create bends in the piston by rotating the straw with the piston pin. This method is similar to the rotation method commonly used to obtain threaded bars or threaded rods.

〔発明の実施例〕[Embodiments of the invention]

以下、図面を参照して本発明の一実施例について説明す
る。図は本発明による製造方法を実施するための装置を
性格的に示している。An embodiment of the present invention will be described below with reference to the drawings. The figure shows in character an apparatus for carrying out the manufacturing method according to the invention.

図において符号３は金属板であり、金属板３は、ストロ
−１の全長部分の一部を保持する長さを有するとともＫ
、互いに平行に形成された複数の支持溝２を有している
。それぞれのストロ−１は、この支持溝ｚ内に配置され
る。ストロ−１をセンタリングする部分を有するピスト
ンピン４がストロ−１内に挿入される。このピストンピ
ン４はスライ゛ド５内に配設され、ピストンピン４をス
トロ−１と同軸に保持した状態で、水平面内の前後方向
に移動可能とされている。In the figure, reference numeral 3 denotes a metal plate, and the metal plate 3 has a length that holds a part of the entire length of the straw 1.
, has a plurality of support grooves 2 formed parallel to each other. Each straw 1 is arranged within this support groove z. A piston pin 4 having a portion for centering the straw 1 is inserted into the straw 1. This piston pin 4 is disposed within a slide 5, and is movable in the front and rear directions in a horizontal plane while the piston pin 4 is held coaxially with the straw 1.

ピストンピン４け、回転自在とされているとともに、セ
ンタリングする部分に隣接した領域に、互いに平行な複
数の小環状溝４ａが形成されている。The four piston pins are rotatable, and a plurality of parallel small annular grooves 4a are formed in a region adjacent to the centering portion.

ピストンピン４に形成されたこれらの環状溝４ａの上方
および下方位置に、２つのバー６が、互いに直径方向に
反対位１首でかつピストンピン４の軸線に直交して、水
平面内に配設されている。このバー６にけ、ピストンピ
ン４の環状溝４ａと合致する形状ｆ＋Ｔする溝６ａが、
長手方向に形成されている。Above and below these annular grooves 4a formed in the piston pin 4, two bars 6 are disposed in a horizontal plane with one neck diametrically opposite to each other and perpendicular to the axis of the piston pin 4. has been done. This bar 6 has a groove 6a having a shape f+T that matches the annular groove 4a of the piston pin 4.
It is formed in the longitudinal direction.

これらのバー６は、ストローを溶さない範囲で、ブラヌ
チック製のストロ−１によシ変形適応性を与えるため、
好適な温度に維持されている。これらのバー６は、スト
ロ−１を取囲む位置まで互いに接近させられ、ピストン
ピン４に向けて押圧される。続いて、バー６は、互いに
反対方向に平行移動させられ、ピストンピン４が一稲″
に回転する。These bars 6 provide deformability to the Branuchik straw 1 without melting the straw.
maintained at a suitable temperature. These bars 6 are brought close to each other until they surround the straw 1 and are pressed toward the piston pin 4. Subsequently, the bar 6 is translated in opposite directions to each other, and the piston pin 4 is moved in one instant.
Rotate to .

スト０−１　ｉ、ｉ：、バー６に押圧されているので、
ピストンピン４とともに回転する。Strike 0-1 i, i:, since it is pressed by bar 6,
It rotates together with the piston pin 4.

ここで留意すべきことは、ストロ−１およびピストンピ
ン４が自由に回転するということであシ、このことによ
シ、ストロ−１の全外周囲に、ピストンピン４の環状溝
４ａに合致するバー６の溝形状がマークされる。このよ
うなバー６の動作の結果、ストロ−に対する完全な把持
効果が得られる。What should be noted here is that the straw 1 and the piston pin 4 rotate freely, so that the entire outer circumference of the straw 1 is aligned with the annular groove 4a of the piston pin 4. The groove shape of the bar 6 is marked. As a result of this movement of the bar 6, a complete gripping effect on the straw is obtained.

この動作が終了すると、２つのバー６はピストンピン４
から離間移動し、続いてストロ−１からピストンピン４
が引き抜かれる。この引き抜き動作は、圧縮空気を吹き
付けることにより助成される。When this operation is completed, the two bars 6 are connected to the piston pin 4
Then, from the straw 1 to the piston pin 4
is pulled out. This pulling action is assisted by blowing with compressed air.

金属板３は非常に多くの支持溝２を有し、これに対応す
る数のピストンピン４を、同数のストロ−１を挿通して
進入させることができるとともに、バー６が適宜な長ざ
を有しているので、多数の最終製品を同時に得ることが
できるという点についても注目すべきである。The metal plate 3 has a very large number of support grooves 2, and the corresponding number of piston pins 4 can be inserted through the same number of straws 1, and the bar 6 can have an appropriate length. It is also worth noting that, since it has a large number of final products, a large number of final products can be obtained at the same time.

【図面の簡単な説明】[Brief explanation of drawings]

図は本発明による段進方法を実施するための装置を示す
斜視図である。 工・・・ストロ−１２・・・支持溝、３・・・金属板、
４・・・ピストンピン、４ａ・・・環状溝、５・・・ス
ライド、６・・・バー、６ａ・・・長手方向溝。 出願人代理人　猪　股　ｊ・汗The figure is a perspective view showing an apparatus for carrying out the stepping method according to the present invention. Engineering: Straw 12: Support groove, 3: Metal plate,
4... Piston pin, 4a... Annular groove, 5... Slide, 6... Bar, 6a... Longitudinal groove. Applicant's agent Ino Mata J. Sweat

Claims (1)

【特許請求の範囲】 １、次の工程を有することを特徴とするプラスチック環
の飲用ストロ−の折り曲げ部を得るための方法 ａ）ストロ−をセンタリングする部分とこの部分に隣接
した領域に複数の小さな平行環状溝が形成されているピ
ストンピンｔ、ストロー内に回転自在に挿入する工程 ｂ）ピストンピンの前記環状？ｆｌｆ、に合致する形状
の長手方向溝を有し、ストロ−により変形適応性を与え
るため好適な温度に＆持されている、互いに平行でかう
ピストンピンに１ｍｌ、５１：して配置された２つのパ
ーを、前記ピストンピンノ／７）ＺＬＱ　藝ＪＭ、！　
＋Ｊ、ｔコ≦−弓２区＝會ｒ　ＪＦ　Ｊ−１−ｅ−自−
フ　Ｍｒ　八　／　ＩＩｓ　ｌｙ　嘗　−−一互いに反
対に配設し、ストロ−を取囲む位置まで互いに接近させ
てストロ−を押圧する工程 Ｃ）前記バーを互いに反対方向に直線移動してピストン
ピンとストロ−を同軸まわ如に回転させ、ストロ−の所
定領域に折り曲げマークを生じさせる工程。 ２、ストロ−を支持する複数の平行な支持溝が形成され
ている支持板と； ストロ−をセンタリングする部分およびこの部分に隣接
する領域に小さな平行環状溝が形成されているピストン
ピンと； 前記ピストンピンを回転自在に保持するとともに、水平
面内を前後方向に移動するスライドと； 前記ピストンピンの環状溝の上方および下方位置に、互
いにピストンピンの直径方向に反対位置でかつピストン
ピンの軸線と直交して配設され、前記ピストンピンの環
状溝と合致する形な温度に維持されている、互いに反対
方向に平行移動かつ互いに接近および離間する方向に移
動可能な２つのバーと； を備えてなるプラスチック製の飲用ストロ−の折り曲げ
部を得るための装置。[Claims] 1. A method for obtaining a folded part of a plastic ring drinking straw, characterized by having the following steps: a) A plurality of folds are formed in the part that centers the straw and in the area adjacent to this part. Step of rotatably inserting the piston pin t into the straw, in which a small parallel annular groove is formed b) Said annular shape of the piston pin? Two piston pins, 1 ml, 51: arranged parallel to each other, have longitudinal grooves of a shape matching the flf, and are maintained at a suitable temperature to provide deformation flexibility by the straw. Par, the piston pino/7) ZLQ Gei JM,!
+J, tko≦-Yumi 2nd section = meeting r JF J-1-e-self-
Mr. 8 / IIs ly 嘗 - Step of pressing the straws by arranging them opposite to each other and bringing them close to each other until they surround the straws C) Moving the bars linearly in opposite directions to connect the piston pin and the stroke. - A step of rotating the straw coaxially to create a bending mark in a predetermined area of the straw. 2. A support plate in which a plurality of parallel support grooves are formed to support the straw; a piston pin in which a small parallel annular groove is formed in a portion centering the straw and in an area adjacent to this portion; the piston; a slide that rotatably holds the pin and moves back and forth in a horizontal plane; and a slide that is positioned above and below the annular groove of the piston pin, opposite to each other in the diametrical direction of the piston pin, and perpendicular to the axis of the piston pin. two bars movable in parallel in opposite directions and in directions toward and away from each other; A device for obtaining a bent part of a plastic drinking straw.
JP60003129A 1984-01-13 1985-01-11 Method and device for obtaining bent section of drinking straw made of plastic Pending JPS60178021A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT602A/84 1984-01-13
IT00602/84A IT1199351B (en) 1984-01-13 1984-01-13 PROCEDURE AND RELATED MECHANICAL REALIZATION TO OBTAIN, IN A PLASTIC STRAW FOR DRINKS, A BELLOW SECTION

Publications (1)

Publication Number Publication Date
JPS60178021A true JPS60178021A (en) 1985-09-12

Family

ID=11290049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60003129A Pending JPS60178021A (en) 1984-01-13 1985-01-11 Method and device for obtaining bent section of drinking straw made of plastic

Country Status (7)

Country Link
US (1) US4613474A (en)
EP (1) EP0150159B1 (en)
JP (1) JPS60178021A (en)
AT (1) ATE34696T1 (en)
CA (1) CA1241167A (en)
DE (1) DE3563000D1 (en)
IT (1) IT1199351B (en)

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US3242828A (en) * 1963-12-19 1966-03-29 Jay Dee Products Co Inc Apparatus for use in the manufacture of sipping straws and the like, and other tubular products
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JPS498793B1 (en) * 1969-12-15 1974-02-28
US3949045A (en) * 1974-02-22 1976-04-06 Hess William L Extruded pipe coupling and method and apparatus for forming
CS179306B1 (en) * 1975-09-22 1977-10-31 Karel Vlcek Equipment for sorting, transporting and piling of yarn windings
DE2804012A1 (en) * 1978-01-31 1979-08-02 Hermann Josef Stadtfeld Bendable plastics drinking straw - is bent by axially compressing it to form transverse, annular, corrugations

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03264059A (en) * 1990-03-14 1991-11-25 Ube Ind Ltd Crease formation device for artificial vessel

Also Published As

Publication number Publication date
EP0150159B1 (en) 1988-06-01
US4613474A (en) 1986-09-23
EP0150159A2 (en) 1985-07-31
DE3563000D1 (en) 1988-07-07
CA1241167A (en) 1988-08-30
IT1199351B (en) 1988-12-30
EP0150159A3 (en) 1985-08-21
ATE34696T1 (en) 1988-06-15
IT8400602A0 (en) 1984-01-13

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